Hammer



FIG. 1 is an isometric view of a front, top, and left side of an ornamental design for a hammer;

FIG. 2 is a left side elevational view of the hammer of FIG. 1;

FIG. 3 is a right side elevational view of the hammer of FIG. 1;

FIG. 4 is a rear elevational view of the hammer of FIG. 1;

FIG. 5 is a front elevational view of the hammer of FIG. 1;

FIG. 6 is a top plan view of the hammer of FIG. 1; and,

FIG. 7 is a bottom plan view of the hammer of FIG. 1.

The boundaries of the side walls of the hammer are defined between the disclosed solid lines and the farthest-most shade lines along the side walls. Further, the boundaries of the top wall of the hammer are defined between the disclosed solid lines and the farthest-most shade lines along the top wall of the head. The dash-dash-dash-dash lines are for the purpose of illustrating environmental structure and form no part of the claimed design. The dash-dot-dash lines depict boundary lines of the design and form no part of the claimed design. 

CLAIM The ornamental design for a hammer, as shown and described. 